Home / 188,801.55-283,202.46-129,457.26

Finding the Fourth Proportional to 188,801.55, 283,202.46 and 129,457.26

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Solution

The fourth proportional to 188,801.55, 283,202.46 and 129,457.26 is: 194,185.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,801.55 : 283,202.46 = 129,457.26 : x
  2. Step 2: Convert to fraction form
    188,801.55/283,202.46 = 129,457.26/x
  3. Step 3: Cross multiply
    188,801.55x = 283,202.46 × 129,457.26
  4. Step 4: Simplify right side
    188,801.55x = 36,662,614,496.86
  5. Step 5: Solve for x
    x = 36,662,614,496.86/188,801.55
  6. Step 6: Final answer
    x = 194,185.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.